How to make Ambari the hive Service in Output Java Dump file1, select "Hive"2, click on the "Configs" tab3, scroll the screen, select "Advanced Hive-env", in the Hive-env template field note the original "Export hadoop_client_opts="-xmx${hadoop_heapsize}m $HADOOP _ Client_opts "Modify the following:#export hadoop_client_opts= "-xmx${hadoop_heapsize}m $HADOOP _cli
1. Turn off host add memoryLog on to the specified host system (as per table two), switch to the root user, enter the Poweroff command to shut down the system, and the IT owner to expand the memory after the system shuts down.2. boot Check memory informationThe IT owner checks the memory information of the expansion host to determine if the memory capacity is complete before entering the system.3. log on to the system startup serviceLog in to the system and switch to the root user to do the foll
HDP Ambari integrated Installation tool is really a bit worse than Clouderamanager, not to mention the trouble of installation, even if the software installation package has been successfully installed, it does not mean that it can be used properly, the start of the HDP cluster process will be a lot of errors!First, when the service is started, there are some cyclic symbolic link errors, such as the following is one of the error messages that occur wh
Ambari-server Construction Process
Deployment environment Requirements
Operating system: CentOS 5 or CentOS 6
Ability to use Yum
JDK Version number 1.7
Official website Installation Tutorial Https://cwiki.apache.org/confluence/display/AMBARI/Install+Ambari+1.6.0+from+Public+Repositories
Deployment steps
download
1. Install JDK (optional)
2. Install Ambari
2.1 Configuration of Ambari yum repo
cd/etc/yum.repos.d/
wget Http://public-repo-1.hortonworks.com/ambari/centos6/1.x/updates/1.4.1.25/ambari.repo
2.2 Installing Ambari Server
Installing Ambari server on the server node
Yum Ins
(Personal experience, if you have any questions, please give your comments in the comment area)Stepping on the countless pits, and finally the Ambari and Big Data cluster deployment success, please follow the steps carefully to avoid problems.English Official Document Link: https://docs.hortonworks.com/HDPDocuments/Ambari-2.5.1.0/bk_ambari-installation/bk_ambari-installation.pdfBasic EnvironmentOperating sy
installation
11.Python required in version 2.6 (default 2.6.6)
12. Configuring SSH Key-Free Login
Server node
SSH-KEYGEN-T RSA all the way to return
Cd. SSH
Cat Id_rsa.pub >> Authorized_keys
chmod ~/.ssh/authorized_keys
SCP authorized_keys root@agent1:~/Enter user password
SCP Authorized_keys root@agent2:~/
Agent Node
Generate key in terminal, command as follows (click Enter to generate key)
SSH-KEYGEN-T RSAMove the Authorized_keys file to the. SSH directoryMV Authorized_keys ~/.ssh/To modify t
Ambari-server started successfully, but the page cannot be accessedBo LiangLinks: http://www.zhihu.com/question/34405898/answer/115001510Source: KnowCopyright belongs to the author, please contact the author for authorization.1. Enter the Nproc command at the command line first.[Email protected] var]# Nproc64Get this number before you open the Ambari.properties file.[email protected] var]# sudo vi/etc/ambari
Configuring Ambari remote maridb error: ERROR 1044 (42000): Access denied for user "@ ' localhost ' to database ' Ambari 'In the process of building the environment, the# Log in toMySQL with Ambari User (user set above) ( no password )Mysql-u ambari-pUse Ambari;Source/var/li
Ambari issues encountered during deployment, compilation, and packaging1. BUG: [ERROR] Failed to execute goal com.github.goldin:copy-maven-plugin:0.2.5:copy (create-archive) on project ambari-agent:processing [ERROR][ERROR] The full stack trace of the errors, re-run Maven with THE-E switch.[ERROR] Re-run Maven using The-x switch to enable full debug logging.[ERROR][ERROR] For more information on the errors
SOLR Integration Manual 1. Copy the installation source
Log on to the Yum node and copy the installation package to the specified directory.cp HDPsearch.tar.gz /var/www/html/HDPsearch.tar.gz
2. Installing the Ambari Plugin
Log on to the Ambari host node and install the Ambari plugin.
Unzip the pluginunzip solr-stack.zipmv solr-stack /v
Ambari: A big pitfall about Ranger ----The port is always 3306
This pitfall was discovered when I set up the ambari environment. I did not find the cause. I asked my colleagues for help, followed the clues and testing step by step, and finally solved the problem. However, I also revealed it.Ambari's pitfalls!!!!
When installing ranger in ambari, you need to conne
Tags: BSP OCA load nload script server sys har HiveFirst, install and use MARIADB as the storage database for Ambari, Hive, Hue. Yum Install mariadb-server mariadb Start, view status, check if MARIADB is installed successfully Systemctl start mariadb
systemctl status mariadb Second, the configuration mariadb 1, first stop the operation of the MARIADB service Systemctl Stop MARIADB 2, edit/etc/my.cnf under the [Mysqld] section, add the following lines
Reference: http://www.ibm.com/developerworks/cn/opensource/os-cn-bigdata-ambari3/index.htmlThe service configuration under the Stack in the resource directory is scanned when the Ambari is started. This is the metainfo.xml of each Service, and the configuration information is placed in its own database. When the user clicks on the "Add Service" on the Web, the Web will load the configuration information into the specific page. In the metainfo.xml of t
Ambari is the Apache Foundation's Open source project, its advantage lies in the ingenious fusion of existing open source software, to provide cluster automation installation, centralized management, cluster monitoring, alarm and other functions. According to Hortonwork official information, different HDP version, the Ambari version also has different requirements (for example, from the Hortonwork official
database./initdb-d/usr/local/pgsql/data6) exit Postgres userExit7) set Startup scriptsRename the original startup scriptmv/etc/init.d/postgresql/etc/init.d/postgresql8.4Copy the Linux boot script from the source package directory of PostgreSQL to/ETC/INIT.DCp/usr/local/postgresql-9.2.24/contrib/start-scripts/linux/etc/init.d/postgresqlGive Execute permissionchmod 755/etc/init.d/postgresql8) environment variable settingsVi/etc/profile AddExport Path=/usr/local/pgsql/bin: $PATHExecutive Sou
Tags: Err mba eating use erro PNG data error creatJul 2018 21:19:00,696 ERROR [main] dbaccessorimpl:109-error while creating database accessorJava.sql.SQLException:Access denied for user ' Ambari ' @ ' Node5 (host name) ' (using Password:yes) Use MySQL; SELECT * from the user order by ' user '
GRANT all privileges on * * to ' Ambari '@'% ';
GRANT all privileges on * . * to '
dfsadmin-reportAppearLive Datanodes (2):This information indicates that the cluster was established successfullyAfter successful startup, you can access the Web interface http://192.168.1.151:50070 View NameNode and Datanode information, and you can view the files in HDFS online.Start YARN to see how tasks work through the Web interface: Http://192.168.1.151:8088/cluster command to manipulate HDFsHadoop FSThis command lists all the help interfaces for the sub-commands of HDFs. Basically the syn
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